Daniel Zhang

Irwin IP LLP

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Latest Posts › Intellectual Property Litigation

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Hips Don’t Lie (About Their Allegedly Optimal Color).

CeramTec v. Coorstek Bioceramics, Case No. 2023-1502 (Fed. Cir. Jan. 3, 2025) - Colors are generally permitted as source identifiers for trademarks or trade dress because they are typically perceived as an ornamental...more

1/14/2025 / Color Marks , Competition , Intellectual Property Litigation , Intellectual Property Protection , Trade Dress , Trademark Litigation , Trademark Trial and Appeal Board , Trademarks

District Court Injects Six Errors into Four-Factor Preliminary Injunction Test

Insulet Corp. v. EOFlow, Co. Ltd., 2024-1137 (Fed. Cir. June 17, 2024) - The Court of Appeals for the Federal Circuit (“CAFC”) recently reversed the U.S. District Court for the District of Massachusetts (“District...more

7/8/2024 / Confidential Information , Intellectual Property Litigation , Intellectual Property Protection , Manufacturers , Misappropriation , Trade Secrets

L’Oreal Gets Trade Secrets Case Out of its Hair When Judge Chops Case for Litigation Misconduct

Metricolor LLC v. L’Oreal USA, Inc., 18-cv-00364 (C.D. Cal. March 29, 2024) - This week, the United States District Court for the Central District of California (the “Court”) granted L’Oreal’s motion for terminating...more

4/15/2024 / Intellectual Property Litigation , Intellectual Property Protection , Misappropriation , Trade Secrets

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